"April Fools' Day" for Future Card Buddyfight in 2016, or also known as the "Asmoday".
These features are still possible to check by using this link.
- An anime series called "Future Card Buddyfight ASD" was announced, starring by Asmodai in different forms.
- It was basically Buddyfight Triple D, whose characters were replaced by Asmodai.
- A 666-card set called "ASD Diabolic Booster 1: My Festival" was announced, but only 10 cards were shown.
- A visual novel called "Change the Buddy!? was announced, where the humans and their buddy monsters had changed roles.
- Gao being a dragon and Bal being a human kid, for example.